Petavel, J. W. <br/><br/>
Man and machine power in war and reconstruction 
J. W. Petavel 
 - Calcutta  University of Calcutta  1918 
 - [2],163p.; 22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Production Functions
<br/><br/><label>Dewey Class. No.: </label>338.01  / PET